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Merge branch 'v0.3'
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ExecutionByFork authored and ExecutionByFork committed Jan 3, 2020
2 parents 75c2b10 + e3b839a commit 7577adf
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Showing 5 changed files with 2,519 additions and 78 deletions.
7 changes: 4 additions & 3 deletions Form1.Designer.cs
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233 changes: 158 additions & 75 deletions Form1.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -66,32 +66,33 @@ private bool ensureBackupFolderExists()
return true; // C# is dumb. If we dont return something here it 'optimizes' and runs this asynchronously
}

private void DeleteFile(string path)
private bool DeleteFile(string path)
{
try {
File.Delete(path);
} catch (IOException) {
MessageBox.Show("Error: File access exception. If the game is running, exit it and try again.");
return;
return false;
}
return true;
}

private bool CopyFile(string src, string dest, bool overwrite)
private int CopyFile(string src, string dest, bool overwrite)
{
if (File.Exists(dest)) {
if (overwrite) {
DeleteFile(dest);
if (!DeleteFile(dest)) {
return 2; // fail - file in use
}
} else {
return false;
return 1; // success - not overwriting the existing file
}
}
try {
File.Copy(src, dest);
} catch (IOException) {
MessageBox.Show("Error: File Access Exception. If the game is running, exit it and try again.");
return false;
return 3; // fail - file access error
}
return true;
return 0; // success
}

private void saveCfg()
Expand Down Expand Up @@ -148,16 +149,17 @@ private bool loadModpacks()
return true;
}

private void saveBackups()
private bool saveBackups()
{
string json = JsonConvert.SerializeObject(baks, Formatting.Indented);
using (FileStream fs = File.Create(cfg["backup_dir"] + @"\backups.cfg")) {
byte[] info = new UTF8Encoding(true).GetBytes(json);
fs.Write(info, 0, info.Length);
}
return true;
}

private void updateBackupList()
private bool updateBackupList()
{
bakListPanel.Controls.Clear();
foreach (KeyValuePair<string, string> entry in baks) {
Expand All @@ -168,6 +170,7 @@ private void updateBackupList()

bakListPanel.Controls.Add(chb);
}
return true;
}

private bool loadBackups()
Expand All @@ -183,11 +186,11 @@ private bool loadBackups()
return true;
}

private bool createBackup(string path, bool overwrite)
private int createBackup(string path, bool overwrite)
{
String fileName = Path.GetFileName(path);
bool res = CopyFile(path, cfg["backup_dir"] + @"\" + fileName, overwrite);
if (res) {
int res = CopyFile(path, cfg["backup_dir"] + @"\" + fileName, overwrite);
if (res == 0 || res == 1) {
baks[fileName] = path;
saveBackups();
updateBackupList();
Expand Down Expand Up @@ -247,65 +250,82 @@ private void homeTab_Click(object sender, EventArgs e)
backupPanel.Visible = false;
}

private void patchButton_Click(object sender, EventArgs e)
{
// TODO: Fix crash when trying to write to a file which is in use by another application
private void patchButton_Click(object sender, EventArgs e) {
bool baksMade = false;
bool chk = false;
bool err = false;
bool packErr = false;
pBar.Visible = true;
pBar.Maximum = modListPanel.Controls.OfType<CheckBox>().Count();
foreach (CheckBox chb in modListPanel.Controls.OfType<CheckBox>()) {
pBar.PerformStep();
if (chb.Checked) {
chk = true;
string modpackname = chb.Text.Replace(dirtyPadding, "");
using (ZipArchive archive = ZipFile.OpenRead(cfg["modpack_dir"] + @"\" + modpackname + ".zip")) {
ZipArchiveEntry modpackConfigEntry = archive.GetEntry("modpack_config.cfg");
if (modpackConfigEntry == null) {
MessageBox.Show("Error: Could not open modpack config file.");
return;
}
List<Dictionary<string, string>> modpackConfig;
using (Stream jsonStream = modpackConfigEntry.Open()) {
StreamReader reader = new StreamReader(jsonStream);
modpackConfig = JsonConvert.DeserializeObject<List<Dictionary<string, string>>>(reader.ReadToEnd());
}
foreach (Dictionary<string, string> dict in modpackConfig) {
ZipArchiveEntry modFile = archive.GetEntry(dict["src"]);
string destination = dict["dest"].Replace("$MCC_home", cfg["MCC_home"]);
if (File.Exists(destination)) {
if(createBackup(destination, false)){
baksMade = true;
}
DeleteFile(destination);
try {
using (ZipArchive archive = ZipFile.OpenRead(cfg["modpack_dir"] + @"\" + modpackname + ".zip")) {
ZipArchiveEntry modpackConfigEntry = archive.GetEntry("modpack_config.cfg");
if (modpackConfigEntry == null) {
MessageBox.Show("Error: Could not open modpack config file. The file '" + modpackname + ".zip' is not a compatible modpack." +
"\r\nTry using the 'Create Modpack' Tab to convert this mod into a compatible modpack.");
packErr = true;
continue;
}
try {
modFile.ExtractToFile(destination);
} catch (IOException) {
err = true;
MessageBox.Show("Error: File Access Exception. If the game is running, exit it and try again.");
break;
List<Dictionary<string, string>> modpackConfig;
using (Stream jsonStream = modpackConfigEntry.Open()) {
StreamReader reader = new StreamReader(jsonStream);
modpackConfig = JsonConvert.DeserializeObject<List<Dictionary<string, string>>>(reader.ReadToEnd()); //TODO: catch JSON errors
}
List<string> modpackBakList = new List<string>(); // track patched files in case of failure mid patch
foreach (Dictionary<string, string> dict in modpackConfig) {
ZipArchiveEntry modFile = archive.GetEntry(dict["src"]);
string destination = dict["dest"].Replace("$MCC_home", cfg["MCC_home"]);
bool err = false;
if (File.Exists(destination)) {
if (createBackup(destination, false) == 0) {
baksMade = true;
}
if (!DeleteFile(destination)) {
err = true;
}
}
if (!err) {
try {
modFile.ExtractToFile(destination);
} catch (IOException) {
err = true; // strange edge case which will *probably* never happen
}
}
if (err) {
restoreBaks(modpackBakList); // All files in this list should be writable
MessageBox.Show("Error: File Access Exception. If the game is running, exit it and try again." +
"\r\nCould not install the '" + modpackname + "' modpack.");
packErr = true;
break;
}
modpackBakList.Add(Path.GetFileName(dict["dest"]));
}
}
} catch (FileNotFoundException) {
MessageBox.Show("Error: Could not find the '" + modpackname + "' modpack.");
packErr = true;
}
chb.Checked = false;
}
}
if (!chk) {
MessageBox.Show("Error: No items selected from the list.");

if (!chk) { // fail - no boxes checked
MessageBox.Show("Error: No modpacks selected.");
} else if (packErr) { // fail / partial success - At least one modpack was not patched
MessageBox.Show("Warning: One or more of the selected modpacks were not patched to the game.");
} else if (baksMade) { // success and new backup(s) created
MessageBox.Show("The selected mods have been patched to the game.\r\nNew backups were created.");
} else {
string msg = "The selected mods have been patched to the game.";
if (baksMade) {
msg += "\r\nNew backups were created.";
}
if (!err) {
MessageBox.Show(msg);
}
MessageBox.Show("The selected mods have been patched to the game.");
}
pBar.Value = 0;
pBar.Visible = false;
}

private void delModpack_Click(object sender, EventArgs e)
{
DialogResult ans = MessageBox.Show(
Expand All @@ -326,7 +346,9 @@ private void delModpack_Click(object sender, EventArgs e)
if (chb.Checked) {
chk = true;
string modpackname = chb.Text.Replace(dirtyPadding, "");
DeleteFile(cfg["modpack_dir"] + @"\" + modpackname + ".zip");
if (!DeleteFile(cfg["modpack_dir"] + @"\" + modpackname + ".zip")) {
MessageBox.Show("Error: Could not delete '" + modpackname + ".zip'. Is the zip file open somewhere?");
}
chb.Checked = false;
}
}
Expand Down Expand Up @@ -637,45 +659,91 @@ private void makeBakBtn_Click(object sender, EventArgs e)
}
}

createBackup(ofd.FileName, true);
MessageBox.Show("New Backup Created");
saveBackups();
loadBackups();
if (createBackup(ofd.FileName, true) != 0) {
MessageBox.Show("Error: Could not create a backup of the chosen file. Is the file open somewhere?");
} else {
MessageBox.Show("New Backup Created");
saveBackups();
loadBackups();
}
}
}

private void restoreSelectedBtn_Click(object sender, EventArgs e)
private bool restoreBaks(List<string> backupNames)
{
bool chk = false;
pBar.Visible = true;
pBar.Maximum = bakListPanel.Controls.OfType<CheckBox>().Count();
foreach (CheckBox chb in bakListPanel.Controls.OfType<CheckBox>()) {
pBar.Maximum = backupNames.Count();
foreach (string fileName in backupNames) {
pBar.PerformStep();
if (CopyFile(cfg["backup_dir"] + @"\" + fileName, baks[fileName], true) == 0) {
if (DeleteFile(cfg["backup_dir"] + @"\" + fileName)) {
baks.Remove(fileName);
} else {
MessageBox.Show("Error: Could not remove old backup '" + fileName + "'. Is the file open somewhere?");
}
} else {
MessageBox.Show("Error: Could not restore '" + fileName + "'. If the game is open, close it and try again.");
return false;
}
}
saveBackups();
updateBackupList();
pBar.Value = 0;
pBar.Visible = false;
return true;
}

private void restoreSelectedBtn_Click(object sender, EventArgs e)
{

List<string> backupNames = new List<string>();
foreach (CheckBox chb in bakListPanel.Controls.OfType<CheckBox>()) {
if (chb.Checked) {
chk = true;
string fileName = chb.Text.Replace(dirtyPadding, "");
CopyFile(cfg["backup_dir"] + @"\" + fileName, baks[fileName], true);
backupNames.Add(chb.Text.Replace(dirtyPadding, ""));
chb.Checked = false;
}
}
if (!chk) {

if (backupNames.Count() == 0) {
MessageBox.Show("Error: No items selected from the list.");
} else {
return;
}
if (restoreBaks(backupNames)) {
MessageBox.Show("Selected files have been restored.");
}
pBar.Value = 0;
pBar.Visible = false;
}

private void restoreAllBaksBtn_Click(object sender, EventArgs e)
{
pBar.Visible = true;
pBar.Maximum = baks.Count();
List<string> remainingBaks = new List<string>();
List<string> toRemove = new List<string>();
foreach (KeyValuePair<string, string> entry in baks) {
pBar.PerformStep();
CopyFile(cfg["backup_dir"] + @"\" + entry.Key, entry.Value, true);
if (CopyFile(cfg["backup_dir"] + @"\" + entry.Key, entry.Value, true) == 0) {
if (!DeleteFile(cfg["backup_dir"] + @"\" + entry.Key)) {
remainingBaks.Add(entry.Key);
MessageBox.Show("Error: Could not remove old backup '" + entry.Key + "'. Is the file open somewhere?");
}
} else {
remainingBaks.Add(entry.Key);
MessageBox.Show("Error: Could not restore '" + entry.Key + "'. If the game is open, close it and try again.");
}
}
MessageBox.Show("All files have been restored.");

if (remainingBaks.Count() == 0) {
baks = new Dictionary<string, string>();
MessageBox.Show("All files have been restored.");
} else {
Dictionary<string, string> tmp = new Dictionary<string, string>();
foreach (string file in remainingBaks) { // create backup config of files which couldn't be restored and removed
tmp[file] = baks[file];
}
baks = tmp;
}
saveBackups();
updateBackupList();
pBar.Value = 0;
pBar.Visible = false;
}
Expand All @@ -700,8 +768,11 @@ private void delSelectedBak_Click(object sender, EventArgs e)
if (chb.Checked) {
chk = true;
string fileName = chb.Text.Replace(dirtyPadding, "");
DeleteFile(cfg["backup_dir"] + @"\" + fileName);
baks.Remove(fileName);
if (DeleteFile(cfg["backup_dir"] + @"\" + fileName)) {
baks.Remove(fileName);
} else {
MessageBox.Show("Error: Could not delete '" + fileName + "'. Is the file open somewhere?");
}
chb.Checked = false;
}
}
Expand Down Expand Up @@ -730,13 +801,25 @@ private void delAllBaksBtn_Click(object sender, EventArgs e)

pBar.Visible = true;
pBar.Maximum = baks.Count();
List<string> remainingBaks = new List<string>();
foreach (KeyValuePair<string, string> entry in baks) {
pBar.PerformStep();
DeleteFile(cfg["backup_dir"] + @"\" + entry.Key);
if (!DeleteFile(cfg["backup_dir"] + @"\" + entry.Key)) {
remainingBaks.Add(entry.Key);
MessageBox.Show("Error: Could not delete '" + entry.Key + "'. Is the file open somewhere?");
}
}
if (remainingBaks.Count() == 0) {
baks = new Dictionary<string, string>();
MessageBox.Show("All backups deleted.");
} else {
Dictionary<string, string> tmp = new Dictionary<string, string>();
foreach (string file in remainingBaks) { // create backup config of files which couldn't be deleted
tmp[file] = baks[file];
}
baks = tmp;
}
baks = new Dictionary<string, string>();
saveBackups();
MessageBox.Show("All backups deleted.");
updateBackupList();
pBar.Value = 0;
pBar.Visible = false;
Expand Down
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